479997440

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{14423}}^1$

素因数の和:14459

約数の個数: 80

約数和(自身を含む): 1239483168

約数和(自身を除く): 759485728

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 1040, 1280, 1664, 2080, 2560, 3328, 4160, 6656, 8320, 14423, 16640, 28846, 33280, 57692, 72115, 115384, 144230, 187499, 230768, 288460, 374998, 461536, 576920, 749996, 923072, 937495, 1153840, 1499992, 1846144, 1874990, 2307680, 2999984, 3692288, 3749980, 4615360, 5999968, 7384576, 7499960, 9230720, 11999936, 14999920, 18461440, 23999872, 29999840, 36922880, 47999744, 59999680, 95999488, 119999360, 239998720, 479997440]

約数ペア:

[(1, 479997440), (2, 239998720), (4, 119999360), (5, 95999488), (8, 59999680), (10, 47999744), (13, 36922880), (16, 29999840), (20, 23999872), (26, 18461440), (32, 14999920), (40, 11999936), (52, 9230720), (64, 7499960), (65, 7384576), (80, 5999968), (104, 4615360), (128, 3749980), (130, 3692288), (160, 2999984), (208, 2307680), (256, 1874990), (260, 1846144), (320, 1499992), (416, 1153840), (512, 937495), (520, 923072), (640, 749996), (832, 576920), (1040, 461536), (1280, 374998), (1664, 288460), (2080, 230768), (2560, 187499), (3328, 144230), (4160, 115384), (6656, 72115), (8320, 57692), (14423, 33280), (16640, 28846)]